Pith Number

pith:DK2S3BKH

pith:2016:DK2S3BKHDFN3DQ64DN5BE3BZSW

not attested not anchored not stored refs pending

Regularity of the Solution to 1-D Fractional Order Diffusion Equations

J.P. Roop, N. Heuer, V.J. Ervin

arxiv:1608.00128 v1 · 2016-07-30 · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DK2S3BKHDFN3DQ64DN5BE3BZSW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:10:13.750343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ab52d8547195bb1c3dc1b7a126c399599373f1acb3c3cfd76172fbe6e8c4bd6

Aliases

arxiv: 1608.00128 · arxiv_version: 1608.00128v1 · doi: 10.48550/arxiv.1608.00128 · pith_short_12: DK2S3BKHDFN3 · pith_short_16: DK2S3BKHDFN3DQ64 · pith_short_8: DK2S3BKH

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/DK2S3BKHDFN3DQ64DN5BE3BZSW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1ab52d8547195bb1c3dc1b7a126c399599373f1acb3c3cfd76172fbe6e8c4bd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d1f6ef055f5cf0de0bbadc7ce4c06357f82528e2dfa7bef37b1cdb800a5a6cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-07-30T14:48:48Z",
    "title_canon_sha256": "7623636ac8c4c7e4b5abe817b8399af33d062476952bf2a0c9b561ece08c06a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.00128",
    "kind": "arxiv",
    "version": 1
  }
}